According to experts in the failure of oil and gas pipelines, there are a handful of factors that can contribute to a pipeline rupture, like the one in Mayflower, Arkansas. A new report finds all were in play on the Pegasus pipeline.

Forty years ago, activists blocked plans to dam the Buffalo River, eventually getting Congress and President Nixon to designate the river as America's first National River. Now, a factory hog farm is putting one of Arkansas' most beautiful spots at risk.

It has been nearly three months since the Exxon Mobil Pegasus pipeline ruptured in Mayflower, Arkansas. Here's a look at the latest updates, including lawsuits, uncovered Exxon emails and more regarding the health impacts on local residents.

A manmade disaster was made even worse by nature Wednesday night, as a severe thunderstorm hit Mayflower, Arkansas spreading the Exxon Mobil oil spill to the yards of homes along the cove and the main body of Lake Conway.

New estimates of the amount of oil spilled by Exxon Mobil in Mayflower, Arkansas have grown far beyond the initial figures. Meanwhile, an activist group has video of an alleged "dumping ground" of crude oil.

It has now been one week since the Exxon Mobil Pegasus oil pipeline ruptured in Mayflower, Arkansas spilling an unknown amount of oil and chemicals into a suburban neighborhood. And the news is still getting worse.